diff --git a/requirements.txt b/requirements.txt
index 8c432c6..a07fc94 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pyrofork
+pyrofork==2.3.67
 tgcrypto
 wheel
 gunicorn
diff --git a/requirements_yum.txt b/requirements_yum.txt
index d532d36..5f081aa 100644
--- a/requirements_yum.txt
+++ b/requirements_yum.txt
@@ -1,4 +1,4 @@
-pyrofork
+pyrofork==2.3.67
 tgcrypto
 wheel
 gunicorn